Name: Johnsonville topographic map, elevation, terrain.
Location: Johnsonville, East Haddam, Lower Connecticut River Valley Planning Region, Connecticut, 06469, United States (41.47491 -72.48694 41.51491 -72.44694)
Average elevation: 190 ft
Minimum elevation: 0 ft
Maximum elevation: 476 ft
Lower Connecticut River Valley Planning Region trails, hiking, mountain biking, running and outdoor activities